//
// Created by Castle on 2025/10/28.
//

#include <iostream>
using namespace std;

int main() {
    // while
    int i = 1;
    while (i <= 100) {
        cout << i << endl;
        i += 2;
    }

    // for
    for (int j = 1;j <= 100;j += 2) {
        cout << j << endl;
    }
    return 0;
}